Dictionary.com
Thesaurus.com
Synonyms

contamination

American  
[kuhn-tam-uh-ney-shuhn] / kənˌtæm əˈneɪ ʃən /

noun

  1. the act of contaminating, or of making something impure or unsuitable by contact with something unclean, bad, etc.

  2. the act of contaminating, or of rendering something harmful or unusable by the addition of radioactive material.

    the contamination of food following a nuclear attack.

  3. the state of being contaminated.

    The manufacturer recalled the product because of possible salmonella contamination.

  4. Rare. something that contaminates a place or substance, as by making it impure, unsuitable, harmful, or unusable; a contaminant.

  5. Linguistics.

    1. an alternation in a linguistic form due to the influence of a related form, as the replacement in English of earlier femelle with female through the influence of male.

    2. the process of forming blends.


contamination British  
/ kənˌtæmɪˈneɪʃən /

noun

  1. the act or process of contaminating or the state of being contaminated

  2. something that contaminates

  3. linguistics the process by which one word or phrase is altered because of mistaken associations with another word or phrase; for example, the substitution of irregardless for regardless by association with such words as irrespective

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • noncontamination noun
  • recontamination noun
  • self-contamination noun

Etymology

Origin of contamination

1375–1425; late Middle English contaminacioun < Late Latin contāminātiōn- (stem of contāminātiō ), equivalent to contāmināt ( us ) ( contaminate ) + -iōn- -ion

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Building on those findings, three recent studies led by Sylvester researchers point to a connection between breast cancer risk, environmental contamination near Superfund sites, and social disadvantage.

From Science Daily

The new reactors have a 4% enriched uranium capacity, compared with more than 90% in older reactors, which means that if there was a leak there would be far less contamination.

From The Wall Street Journal

Typically, after work crews clear away fire debris and several inches of topsoil from burned-down homes, federal or state disaster officials arrange for the same contractors to test the soil for lingering contamination.

From Los Angeles Times

There isn’t yet a formal mechanism for passengers to record contamination events, but in September, 39 members of Congress wrote to the FAA’s administrator asking for a new dedicated reporting system for travelers.

From The Wall Street Journal

A California food manufacturer is recalling thousands of cases of salad dressing distributed to major retailers over potential contamination from “foreign objects.”

From Los Angeles Times